Item FM054002: For a tire swing hanging from a tree, both the force of gravity and the force of the rope on the tire are forces acting on the tire.

A tire swing can be made by tying a car tire to a rope and then tying the rope to a tree branch.  What are the forces acting on the tire in the tire swing shown below?

  1. Only the pull of the rope on the tire
  2. Only the pull of earth’s gravity on the tire
  3. Both the pull of the rope on the tire and the pull of earth’s gravity on the tire
  4. Neither the pull of the rope on the tire nor the pull of earth’s gravity on the tire
Distribution of Responses
Chart showing distrubtion of responses for Item FM054002
Students Responding Correctly
Group Correct Total Percent
Overall 2690 3557 76%
Grades
  6–8 1660 2259 73%
  9–12 1022 1288 79%
Gender
  Male1246169773%
  Female1385178778%
Primary Language
  English2444320276%
  Other19328368%

View data table